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-rw-r--r--src/mame/drivers/mikromik.cpp571
1 files changed, 0 insertions, 571 deletions
diff --git a/src/mame/drivers/mikromik.cpp b/src/mame/drivers/mikromik.cpp
deleted file mode 100644
index 2de5455e601..00000000000
--- a/src/mame/drivers/mikromik.cpp
+++ /dev/null
@@ -1,571 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Curt Coder
-/*
-
- Nokia Elektroniikka pj
-
- Controller ILC 9534
- FDC-Interface ILC 9530
-
- Parts:
-
- 6,144 MHz xtal (CPU clock)
- 18,720 MHz xtal (pixel clock)
- 16 MHz xtal (FDC clock)
- Intel I8085AP (CPU)
- Intel 8253-5P (PIT)
- Intel 8275P (CRTC)
- Intel 8212P (I/OP)
- Intel 8237A-5P (DMAC)
- NEC uPD7220C (GDC)
- NEC uPD7201P (MPSC=uart)
- NEC uPD765 (FDC)
- TMS4116-15 (16Kx4 DRAM)*4 = 32KB Video RAM for 7220
- 2164-6P (64Kx1 DRAM)*8 = 64KB Work RAM
-
- DMA channels:
-
- 0 CRT
- 1 MPSC transmit
- 2 MPSC receive
- 3 FDC
-
- Interrupts:
-
- INTR MPSC INT
- RST5.5 FDC IRQ
- RST6.5 8212 INT
- RST7.5 DMA EOP
-
-*/
-
-/*
-
- TODO:
-
- - NEC uPD7220 GDC
- - accurate video timing
- - floppy DRQ during RECALL = 0
- - PCB layout
- - NEC uPD7201 MPSC
- - model M7 5MB hard disk
-
-*/
-
-#include "emu.h"
-#include "includes/mikromik.h"
-#include "machine/74259.h"
-#include "softlist.h"
-
-//#define VERBOSE 1
-#include "logmacro.h"
-
-
-//**************************************************************************
-// MACROS / CONSTANTS
-//**************************************************************************
-
-#define MMU_IOEN 0x01
-#define MMU_RAMEN 0x02
-#define MMU_CE4 0x08
-#define MMU_CE0 0x10
-#define MMU_CE1 0x20
-#define MMU_CE2 0x40
-#define MMU_CE3 0x80
-
-
-
-//**************************************************************************
-// MEMORY MANAGEMENT UNIT
-//**************************************************************************
-
-//-------------------------------------------------
-// read -
-//-------------------------------------------------
-
-READ8_MEMBER( mm1_state::read )
-{
- uint8_t data = 0;
- uint8_t mmu = m_mmu_rom->base()[(m_a8 << 8) | (offset >> 8)];
-
- if (mmu & MMU_IOEN)
- {
- data = m_io->read8(offset & 0x7f);
- }
- else
- {
- if (mmu & MMU_RAMEN)
- {
- data = m_ram->pointer()[offset];
- }
- else if (!(mmu & MMU_CE0))
- {
- data = m_rom->base()[offset & 0x1fff];
- }
- else if (!(mmu & MMU_CE1))
- {
- data = m_rom->base()[0x2000 + (offset & 0x1fff)];
- }
- }
-
- return data;
-}
-
-
-
-//-------------------------------------------------
-// write -
-//-------------------------------------------------
-
-WRITE8_MEMBER( mm1_state::write )
-{
- uint8_t mmu = m_mmu_rom->base()[(m_a8 << 8) | (offset >> 8)];
-
- if (mmu & MMU_IOEN)
- {
- m_io->write8(offset & 0x7f, data);
- }
- else
- {
- if (mmu & MMU_RAMEN)
- {
- m_ram->pointer()[offset] = data;
- }
- }
-}
-
-
-//-------------------------------------------------
-// a8_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::a8_w )
-{
- LOG("IC24 A8 %u\n", state);
- m_a8 = state;
-}
-
-
-//-------------------------------------------------
-// recall_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::recall_w )
-{
- LOG("RECALL %u\n", state);
- m_recall = state;
- if (state) m_fdc->soft_reset();
-}
-
-
-//-------------------------------------------------
-// rx21_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::rx21_w )
-{
- m_rx21 = state;
-}
-
-
-//-------------------------------------------------
-// tx21_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::tx21_w )
-{
- m_tx21 = state;
-}
-
-
-//-------------------------------------------------
-// rcl_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::rcl_w )
-{
- m_rcl = state;
-}
-
-
-//-------------------------------------------------
-// intc_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::intc_w )
-{
- m_intc = state;
-}
-
-
-//-------------------------------------------------
-// llen_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::llen_w )
-{
- LOG("LLEN %u\n", state);
- m_llen = state;
-}
-
-
-//-------------------------------------------------
-// motor_on_w -
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::motor_on_w )
-{
- LOG("MOTOR %u\n", state);
- m_floppy0->mon_w(!state);
- m_floppy1->mon_w(!state);
-}
-
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-//-------------------------------------------------
-// ADDRESS_MAP( mm1_map )
-//-------------------------------------------------
-
-void mm1_state::mm1_map(address_map &map)
-{
- map(0x0000, 0xffff).rw(FUNC(mm1_state::read), FUNC(mm1_state::write));
-}
-
-void mm1_state::mmu_io_map(address_map &map)
-{
- map(0x00, 0x0f).rw(m_dmac, FUNC(am9517a_device::read), FUNC(am9517a_device::write));
- map(0x10, 0x13).mirror(0x0c).rw(m_mpsc, FUNC(upd7201_device::cd_ba_r), FUNC(upd7201_device::cd_ba_w));
- map(0x20, 0x21).mirror(0x0e).rw(m_crtc, FUNC(i8275_device::read), FUNC(i8275_device::write));
- map(0x30, 0x33).mirror(0x0c).rw(m_pit, FUNC(pit8253_device::read), FUNC(pit8253_device::write));
- map(0x40, 0x40).mirror(0x0f).rw(m_iop, FUNC(i8212_device::read), FUNC(i8212_device::write));
- map(0x50, 0x51).mirror(0x0e).m(m_fdc, FUNC(upd765a_device::map));
- map(0x60, 0x67).mirror(0x08).w("outlatch", FUNC(ls259_device::write_d0));
- map(0x70, 0x71).mirror(0x0e).rw(m_hgdc, FUNC(upd7220_device::read), FUNC(upd7220_device::write));
-}
-
-
-
-//**************************************************************************
-// INPUT PORTS
-//**************************************************************************
-
-//-------------------------------------------------
-// INPUT_PORTS( mm1 )
-//-------------------------------------------------
-
-static INPUT_PORTS_START( mm1 )
- // defined in machine/mm1kb.h
-
- PORT_START("T5")
- PORT_CONFNAME( 0x01, 0x00, "Floppy Drive Type")
- PORT_CONFSETTING( 0x00, "640 KB" )
- PORT_CONFSETTING( 0x01, "160/320 KB" )
-INPUT_PORTS_END
-
-
-
-//**************************************************************************
-// DEVICE CONFIGURATION
-//**************************************************************************
-
-//-------------------------------------------------
-// I8237_INTERFACE( dmac_intf )
-//-------------------------------------------------
-
-void mm1_state::update_tc()
-{
- int fdc_tc = m_tc && !m_dack3;
-
- if (m_fdc_tc != fdc_tc)
- {
- m_fdc_tc = fdc_tc;
- m_fdc->tc_w(m_fdc_tc);
- }
-}
-
-WRITE_LINE_MEMBER( mm1_state::dma_hrq_w )
-{
- m_maincpu->set_input_line(INPUT_LINE_HALT, state ? ASSERT_LINE : CLEAR_LINE);
-
- // Assert HLDA
- m_dmac->hack_w(state);
-}
-
-READ8_MEMBER( mm1_state::mpsc_dack_r )
-{
- // clear data request
- m_dmac->dreq2_w(CLEAR_LINE);
-
- return 1;//m_mpsc->dtra_r();
-}
-
-WRITE8_MEMBER( mm1_state::mpsc_dack_w )
-{
- //m_mpsc->hai_w(data);
-
- // clear data request
- m_dmac->dreq1_w(CLEAR_LINE);
-}
-
-WRITE_LINE_MEMBER( mm1_state::dma_eop_w )
-{
- m_maincpu->set_input_line(I8085_RST75_LINE, state);
-
- m_tc = state;
- update_tc();
-}
-
-WRITE_LINE_MEMBER( mm1_state::dack3_w )
-{
- m_dack3 = state;
- update_tc();
-}
-
-WRITE_LINE_MEMBER( mm1_state::itxc_w )
-{
- if (!m_intc)
- {
- m_mpsc->txca_w(state);
- }
-}
-
-WRITE_LINE_MEMBER( mm1_state::irxc_w )
-{
- if (!m_intc)
- {
- m_mpsc->rxca_w(state);
- }
-}
-
-WRITE_LINE_MEMBER( mm1_state::auxc_w )
-{
- m_mpsc->txcb_w(state);
- m_mpsc->rxcb_w(state);
-}
-
-//-------------------------------------------------
-// UPD7201
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( mm1_state::drq2_w )
-{
- if (state)
- {
- m_dmac->dreq2_w(ASSERT_LINE);
- }
-}
-
-WRITE_LINE_MEMBER( mm1_state::drq1_w )
-{
- if (state)
- {
- m_dmac->dreq1_w(ASSERT_LINE);
- }
-}
-
-READ_LINE_MEMBER( mm1_state::dsra_r )
-{
- return 1;
-}
-
-
-//-------------------------------------------------
-// upd765_interface fdc_intf
-//-------------------------------------------------
-
-FLOPPY_FORMATS_MEMBER( mm1_state::floppy_formats )
- FLOPPY_MM1_FORMAT
-FLOPPY_FORMATS_END
-/*
-FLOPPY_FORMATS_MEMBER( mm2_state::floppy_formats )
- FLOPPY_MM2_FORMAT
-FLOPPY_FORMATS_END
-*/
-static void mm1_floppies(device_slot_interface &device)
-{
- device.option_add("525qd", FLOPPY_525_QD);
-}
-
-
-//**************************************************************************
-// MACHINE INITIALIZATION
-//**************************************************************************
-
-//-------------------------------------------------
-// MACHINE_START( mm1 )
-//-------------------------------------------------
-
-void mm1_state::machine_start()
-{
- // register for state saving
- save_item(NAME(m_llen));
- save_item(NAME(m_intc));
- save_item(NAME(m_rx21));
- save_item(NAME(m_tx21));
- save_item(NAME(m_rcl));
- save_item(NAME(m_recall));
-}
-
-
-void mm1_state::machine_reset()
-{
- // reset FDC
- m_fdc->reset();
-}
-
-
-
-//**************************************************************************
-// MACHINE DRIVERS
-//**************************************************************************
-
-//-------------------------------------------------
-// machine_config( mm1 )
-//-------------------------------------------------
-
-void mm1_state::mm1(machine_config &config)
-{
- // basic system hardware
- I8085A(config, m_maincpu, 6.144_MHz_XTAL);
- m_maincpu->set_addrmap(AS_PROGRAM, &mm1_state::mm1_map);
- m_maincpu->in_sid_func().set(FUNC(mm1_state::dsra_r));
- m_maincpu->out_sod_func().set(KB_TAG, FUNC(mm1_keyboard_device::bell_w));
-
- config.set_perfect_quantum(m_maincpu);
-
- // peripheral hardware
- ADDRESS_MAP_BANK(config, m_io);
- m_io->set_addrmap(0, &mm1_state::mmu_io_map);
- m_io->set_data_width(8);
- m_io->set_addr_width(7);
-
- I8212(config, m_iop, 0);
- m_iop->int_wr_callback().set_inputline(m_maincpu, I8085_RST65_LINE);
- m_iop->di_rd_callback().set(KB_TAG, FUNC(mm1_keyboard_device::read));
-
- ls259_device &outlatch(LS259(config, "outlatch"));
- outlatch.q_out_cb<0>().set(FUNC(mm1_state::a8_w)); // IC24 A8
- outlatch.q_out_cb<1>().set(FUNC(mm1_state::recall_w)); // RECALL
- outlatch.q_out_cb<2>().set(FUNC(mm1_state::rx21_w)); // _RV28/RX21
- outlatch.q_out_cb<3>().set(FUNC(mm1_state::tx21_w)); // _TX21
- outlatch.q_out_cb<4>().set(FUNC(mm1_state::rcl_w)); // _RCL
- outlatch.q_out_cb<5>().set(FUNC(mm1_state::intc_w)); // _INTC
- outlatch.q_out_cb<6>().set(FUNC(mm1_state::llen_w)); // LLEN
- outlatch.q_out_cb<7>().set(FUNC(mm1_state::motor_on_w)); // MOTOR ON
-
- AM9517A(config, m_dmac, 6.144_MHz_XTAL/2);
- m_dmac->out_hreq_callback().set(FUNC(mm1_state::dma_hrq_w));
- m_dmac->out_eop_callback().set(FUNC(mm1_state::dma_eop_w));
- m_dmac->in_memr_callback().set(FUNC(mm1_state::read));
- m_dmac->out_memw_callback().set(FUNC(mm1_state::write));
- m_dmac->in_ior_callback<2>().set(FUNC(mm1_state::mpsc_dack_r));
- m_dmac->in_ior_callback<3>().set(m_fdc, FUNC(upd765_family_device::dma_r));
- m_dmac->out_iow_callback<0>().set(m_crtc, FUNC(i8275_device::dack_w));
- m_dmac->out_iow_callback<1>().set(FUNC(mm1_state::mpsc_dack_w));
- m_dmac->out_iow_callback<3>().set(m_fdc, FUNC(upd765_family_device::dma_w));
- m_dmac->out_dack_callback<3>().set(FUNC(mm1_state::dack3_w));
-
- PIT8253(config, m_pit, 0);
- m_pit->set_clk<0>(6.144_MHz_XTAL/2/2);
- m_pit->out_handler<0>().set(FUNC(mm1_state::itxc_w));
- m_pit->set_clk<1>(6.144_MHz_XTAL/2/2);
- m_pit->out_handler<1>().set(FUNC(mm1_state::irxc_w));
- m_pit->set_clk<2>(6.144_MHz_XTAL/2/2);
- m_pit->out_handler<2>().set(FUNC(mm1_state::auxc_w));
-
- UPD765A(config, m_fdc, 16_MHz_XTAL/2, true, true);
- m_fdc->intrq_wr_callback().set_inputline(m_maincpu, I8085_RST55_LINE);
- m_fdc->drq_wr_callback().set(m_dmac, FUNC(am9517a_device::dreq3_w));
- FLOPPY_CONNECTOR(config, UPD765_TAG ":0", mm1_floppies, "525qd", mm1_state::floppy_formats).enable_sound(true);
- FLOPPY_CONNECTOR(config, UPD765_TAG ":1", mm1_floppies, "525qd", mm1_state::floppy_formats).enable_sound(true);
-
- UPD7201(config, m_mpsc, 6.144_MHz_XTAL/2);
- m_mpsc->out_txda_callback().set(m_rs232a, FUNC(rs232_port_device::write_txd));
- m_mpsc->out_dtra_callback().set(m_rs232a, FUNC(rs232_port_device::write_dtr));
- m_mpsc->out_rtsa_callback().set(m_rs232a, FUNC(rs232_port_device::write_rts));
- m_mpsc->out_rxdrqa_callback().set(FUNC(mm1_state::drq2_w));
- m_mpsc->out_txdrqa_callback().set(FUNC(mm1_state::drq1_w));
-
- RS232_PORT(config, m_rs232a, default_rs232_devices, nullptr);
- m_rs232a->cts_handler().set(m_mpsc, FUNC(z80dart_device::rxa_w));
- RS232_PORT(config, m_rs232b, default_rs232_devices, nullptr);
- RS232_PORT(config, m_rs232c, default_rs232_devices, nullptr);
- m_rs232c->cts_handler().set(m_mpsc, FUNC(z80dart_device::ctsb_w));
-
- mm1_keyboard_device &kb(MM1_KEYBOARD(config, KB_TAG, 2500)); // actual KBCLK is 6.144_MHz_XTAL/2/16
- kb.kbst_wr_callback().set(m_iop, FUNC(i8212_device::stb_w));
-
- // internal ram
- RAM(config, RAM_TAG).set_default_size("64K");
-
- // software lists
- SOFTWARE_LIST(config, "flop_list").set_original("mm1_flop");
-}
-
-
-//-------------------------------------------------
-// machine_config( mm1m6 )
-//-------------------------------------------------
-
-void mm1_state::mm1m6(machine_config &config)
-{
- mm1(config);
- // video hardware
- mm1m6_video(config);
-}
-
-
-//-------------------------------------------------
-// machine_config( mm1m7 )
-//-------------------------------------------------
-
-void mm1_state::mm1m7(machine_config &config)
-{
- mm1(config);
- // video hardware
- mm1m6_video(config);
-
- // TODO hard disk
-}
-
-
-
-//**************************************************************************
-// ROMS
-//**************************************************************************
-
-//-------------------------------------------------
-// ROM( mm1m6 )
-//-------------------------------------------------
-
-ROM_START( mm1m6 )
- ROM_REGION( 0x4000, I8085A_TAG, 0 ) // BIOS
- ROM_LOAD( "9081b.ic2", 0x0000, 0x2000, CRC(2955feb3) SHA1(946a6b0b8fb898be3f480c04da33d7aaa781152b) )
-
- ROM_REGION( 0x200, "address", 0 ) // address decoder
- ROM_LOAD( "720793a.ic24", 0x0000, 0x0200, CRC(deea87a6) SHA1(8f19e43252c9a0b1befd02fc9d34fe1437477f3a) )
-
- ROM_REGION( 0x1000, "chargen", 0 ) // character generator
- ROM_LOAD( "6807b.ic61", 0x0000, 0x1000, CRC(32b36220) SHA1(8fe7a181badea3f7e656dfaea21ee9e4c9baf0f1) )
-ROM_END
-
-
-//-------------------------------------------------
-// ROM( mm1m7 )
-//-------------------------------------------------
-
-#define rom_mm1m7 rom_mm1m6
-
-
-
-//**************************************************************************
-// SYSTEM DRIVERS
-//**************************************************************************
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1981, mm1m6, 0, 0, mm1m6, mm1, mm1_state, empty_init, "Nokia Data", "MikroMikko 1 M6", MACHINE_SUPPORTS_SAVE )
-COMP( 1981, mm1m7, mm1m6, 0, mm1m7, mm1, mm1_state, empty_init, "Nokia Data", "MikroMikko 1 M7", MACHINE_SUPPORTS_SAVE )